Effects of the blends of a metal oxide solid solution together with ATH on flame retardancy, smoke suppression, physical and mechanical properties, processability, thermal stability and evolution of HCI of PVC for ready-made branch cable are studied.

Brings the checking principles of ready-made branch cable ,expecting to get better comprehensive economical value.

This paper presents the necessity of the voltage test in water of branch connection box in prefabricated branched cables and improvement in the manufacture of branch connection box to meet the requirement of the testing, beginning from analysis of the existing standards of prefabricated branched cable

The injection molding material and process for the insulation on the connector in the prefabricated branched cables with low smoke HFFR polyolefine insulation were analyzed.

Application of pre-fabricated branched cable in power supply system;

This paper presents the procedures of manufacture and installation of pre-fabricated branched cables, considering the problems occurred during the cable production and customers requirements.

The common problems in the production of pre-fab branched cables are analyzed in detail.

This paper presents the construction,performance and manufacturing process of low smoke HFFR polyolefine insulated pre-fab branched cables,in a view to promote the production and application of pre-fab branched cables in China.

Performance,advantages and installation of branch cable;